Sources and credits

Back to Einstein Telescope: why South Limburg is a candidate and how the choice will be made in 2027

Sources for the editorially reviewed text. Occasion: on Wednesday 23 September 2026, the NOS reported that the Dutch cabinet is exploring cooperation with Italy on the Einstein Telescope (https://nos.nl/artikel/2632197-italie-nederland-of-allebei-onderzoek-naar-samenwerking-einstein-telescope).

Sources

• NOS – Italy, the Netherlands or both? Study into cooperation on the Einstein Telescope (accessed 2026-09-23)
• Rijksoverheid – Working together on the Einstein Telescope | Rijksoverheid.nl (accessed 2026-09-23)
• Einstein Telescope – Candidate locations - Einstein TelescopeEinstein Telescope (accessed 2026-09-23)
• Einstein Telescope EMR – Frequently asked questions - Einstein Telescope (accessed 2026-09-23)
• Nikhef – Series of test drillings in border region to explore the subsoil for the Einstein Telescope - Nikhef (accessed 2026-09-23)
• Province of Limburg – Einstein Telescope | Provincie Limburg (accessed 2026-09-23)
• L1 – Minister Letschert: study into Einstein cooperation with Italy - L1 Nieuws (accessed 2026-09-23)
• NOS – Is the Limburg subsoil suitable for the super-sensitive Einstein telescope? (accessed 2026-09-23)
• Einstein Telescope – Overview - Einstein TelescopeEinstein Telescope (accessed 2026-09-23)
• Einstein Telescope Lausitz – Frequently asked questions | Einstein Telescope Lausitz (accessed 2026-09-23)
• Engineers Online – Einstein Telescope studies L-shape as alternative to triangle - Engineers Online (accessed 2026-09-23)
• INFN – Towards Einstein Telescope - Istituto Nazionale di Fisica Nucleare (accessed 2026-09-23)
• Tweede Kamer der Staten-Generaal – State of affairs Einstein Telescope (letter to parliament, 22 September 2026) (accessed 2026-09-23)
• ESFRI – ESFRI announces new RIs for Roadmap 2021 | www.esfri.eu (accessed 2026-09-23)
• Einstein Telescope EMR – Drilling campaign 2025 - Einstein Telescope (accessed 2026-09-23)

Images

View from Holset in the municipality of Vaals towards the wooded Schneeberg, with fields and meadows in the border region near the Three-Country Point. Photo from November 2010.
Romaine · CC0 · Original source

Mist in the valley near Gemmenich in Belgium, close to the Three-Country Point. The Baudouin Tower stands on the ridge on the horizon. Photo from January 2022.
Rhetos · CC0 · Original source

The limestone ridge of Montalbo between Lula and Siniscola on Sardinia, seen across green hills. The Italian candidate area Sos Enattos lies inland near Lula. Photo from May 2013.
Gianni Careddu · CC BY-SA 3.0 · Original source

Validity

• Valid until 31 October 2026: according to the NOS, new research results on the triangle and the L-shape are expected at the end of October 2026; after that, the piece must be checked again.

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Claims 72aa520a8c184bfe7d4ab7054f64aec4a530b4c91b1696f6cd1cedf4b7ae17cb
Image 4ea9f7cc876342516fd59f5b87716f6234c69a85f23618de8d9d5d70f16bcccc
Edition 2026-09-23